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1934 MULLIGAN DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed3 bath1,596 sqftBuilt 2001

Property at a Glance

This home is estimated between $388,481 and $636,247, with a best estimate of $532,103. That places the property below the R545698D - Forest Creek Sec 8 & 9 median of $579,777, in a neighborhood that declined 6.5% over the past year.

Estimated Value Range

$388,481 $636,247
Best Estimate
$532,103
WCAD Value
$602,608
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R545698D - Forest Creek Sec 8 & 9, this home's estimated market value is between $388,481 and $636,247. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1920 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,155 sqft Built 2001
Raw Value $559,520
Adjusted Value $388,481

Adjusted -$171,039 for 559 sqft less living space. Net adjustment: -$171,039.

1904 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,942 sqft Built 2001
Raw Value $596,895
Adjusted Value $491,028

Adjusted -$105,867 for 346 sqft less living space. Net adjustment: -$105,867.

1900 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,624 sqft Built 1998
Raw Value $584,757
Adjusted Value $581,598

Adjusted -$8,567 for 28 sqft less living space and +$5,408 for being newer. Net adjustment: -$3,159.

1901 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,352 sqft Built 1999
Raw Value $557,984
Adjusted Value $636,247

Adjusted +$74,658 for 244 sqft more living space and +$3,605 for being newer. Net adjustment: +$78,263.

1914 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,674 sqft Built 2001
Raw Value $555,969
Adjusted Value $532,103

Adjusted -$23,866 for 78 sqft less living space. Net adjustment: -$23,866.

The Neighborhood

This home is valued 3.9% above the R545698D - Forest Creek Sec 8 & 9 median of $579,777. With 219 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 6.5% over the past year.

R545698D - Forest Creek Sec 8 & 9

typical
219 Properties
$579,777 Median Value
-6.5% YoY Change
2% Have Pool
97% Have Garage
This Home
$602,608
Median
$579,777

This home is +3.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,843 across all districts. With a homestead exemption claimed, that drops to $9,481 — saving $1,362 per year. That's $790 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,382
Round RockCity0.3720%$2,242
Williamson CountyCounty0.3694%$2,226
Austin Community Collegespecial0.1034%$623
Williamson County FM/RdCounty0.0443%$267
Upper Brushy Creek WCIDWater0.0170%$102
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,843

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $532,103 would pay approximately $3,321 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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